James Carroll says the fault lies not within Islam or Judaism, but within Christianity.

Rep. Paul Ryan fires back at New York Times columnist Paul Krugman after Krugman accused Ryan of being a 'flimflam man'.

Meanwhile, Krugman says the problem is we are not taxed enough.

Robert J. Samuelson says high taxes are the problem in that it discourages people from having more children.

Pat Tillman's mom says "I told you so" on the character of General Stanley McChrystal.